MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your C++ Programming knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following function(s) is/are used to get the size of the array class? |
| A. | size() |
| B. | max_size() |
| C. | both size() and max_size() |
| D. | get_size() |
| Answer» D. get_size() | |
| 2. |
Which function is used to access the last element of an array class? |
| A. | end() |
| B. | start() |
| C. | back() |
| D. | last() |
| Answer» D. last() | |
| 3. |
Which function is used to access the first element of an array class? |
| A. | front() |
| B. | start() |
| C. | back() |
| D. | first() |
| Answer» B. start() | |
| 4. |
What is the difference between get() and at()? |
| A. | at() is available under <array> header file whereas get() is available under <tuple> header file |
| B. | at() is a member function of array class whereas get() is not |
| C. | get() takes array class as a parameter whereas at() takes a constant integer(i.e. index) as a parameter |
| D. | all of the mentioned |
| Answer» E. | |
| 5. |
Which header file is required to use get() function? |
| A. | <array> |
| B. | <tuple> |
| C. | <Array> |
| D. | <access> |
| Answer» C. <Array> | |
| 6. |
What is the syntax of printing the first element of an array Arr using get() function? |
| A. | Arr.get(0) |
| B. | get<0>(Arr) |
| C. | Arr.get[0] |
| D. | get<0>[Arr] |
| Answer» C. Arr.get[0] | |
| 7. |
What is the correct syntax of declaring an array class? |
| A. | array<type> arr; |
| B. | array<type,size> arr; |
| C. | Array<type> arr; |
| D. | Array<type,size> arr; |
| Answer» C. Array<type> arr; | |
| 8. |
What header file is included to use array classes? |
| A. | <array> |
| B. | <Array> |
| C. | <algorithm> |
| D. | <ARRAY> |
| Answer» B. <Array> | |
| 9. |
How many different ways are there to access an element of array classes at the ith position? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 10. |
Which of the follwoing function(s) of Array classes are similar to [] operator? |
| A. | at() |
| B. | get() |
| C. | both at() and get() |
| D. | front() |
| Answer» D. front() | |
| 11. |
Which of the following is/are advantage(s) of Sequence Container arrays over C-like arrays? |
| A. | Sequence Container arrays store its size within itself whereas C-like arrays do not |
| B. | Sequence Container arrays are more efficient |
| C. | Sequence Container arrays have no array decay problem whereas C-like arrays do have |
| D. | All of the mentioned |
| Answer» E. | |
| 12. |
What is sequence container arrays? |
| A. | C-like arrays |
| B. | Template class sequence container, alternative for C-like arrays |
| C. | Collection of data of the same type |
| D. | Collection of objects |
| Answer» C. Collection of data of the same type | |